bdaejec | 6ed03d494e25be18aedf25e2b49ef48ea5211b9019c83f9eede7a24d0a0c0a16

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 11:01

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General

Target

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
Size

80KB
MD5

26564da54b79d815b267ef48ab302428
SHA1

00014fd1de0002fdf3d826071a11dee4d08237bd
SHA256

6ed03d494e25be18aedf25e2b49ef48ea5211b9019c83f9eede7a24d0a0c0a16
SHA512

243b4c8794edafc34150591d1c7109246db063a3efda0ee62e5bffe4d66c6726bb69ad162e75b4cf6fe5d0b254a7bc482e966a10c784c22e1bb317e022bfca43
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQCiGCq2iW7z:Hk3U8kTQ1GCH

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

Processes:

resource	yara_rule
behavioral2/memory/208-47-0x00000000005B0000-0x00000000005B9000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
behavioral2/files/0x000c000000023af0-4.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

llW.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	llW.exe

Executes dropped EXE 1 IoCs

Processes:

llW.exe

pid	Process
208	llW.exe

Drops file in Program Files directory 64 IoCs

Processes:

llW.exe

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\policytool.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ssvagent.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\protocolhandler.exe	llW.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	llW.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.BingWeather_4.25.20211.0_x64__8wekyb3d8bbwe\Microsoft.Msn.Weather.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.ShowHelp.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\SQLDumper.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jinfo.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\pack200.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\rmid.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsCamera_2018.826.98.0_x64__8wekyb3d8bbwe\WindowsCamera.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javapackager.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBackgroundHost.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Time.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	llW.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\tnameserv.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Wallet_2.4.18324.0_x64__8wekyb3d8bbwe\Microsoft.Wallet.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32Info.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jcmd.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\tnameserv.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe	llW.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteim.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateBroker.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\pack200.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Common.DBConnection.exe	llW.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\keytool.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaws.exe	llW.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\unpack200.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\pack200.exe	llW.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\servertool.exe	llW.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVLP.exe	llW.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	llW.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	llW.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exellW.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	llW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exellW.exe

description	pid	Process	procid_target
PID 4116 wrote to memory of 208	4116	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	83
PID 4116 wrote to memory of 208	4116	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	83
PID 4116 wrote to memory of 208	4116	2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe	83
PID 208 wrote to memory of 3448	208	llW.exe	86
PID 208 wrote to memory of 3448	208	llW.exe	86
PID 208 wrote to memory of 3448	208	llW.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-26_26564da54b79d815b267ef48ab302428_smoke-loader_wapomi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4116
- C:\Users\Admin\AppData\Local\Temp\llW.exe
  C:\Users\Admin\AppData\Local\Temp\llW.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:208
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\401b1b14.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\401b1b14.bat

Filesize
181B

MD5
0917982c59b5d2dfd895622e3305eaa1

SHA1
95ae233946ffde6544d26310bc74161234817f6f

SHA256
8669a0332b0f3515973aac18e7a28e7c91d2bb4fad2766f03429a03b0159ea05

SHA512
1d7cfe1a36873fad6916c1080c10d00c8edd9db60e1da2083fbca1a5659e3e82736cca7062004f56c2f3449f1e9934f0be783989fab80a610846a0c516721ba6

Download Submit
C:\Users\Admin\AppData\Local\Temp\6DE60EE0.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\llW.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/208-6-0x00000000005B0000-0x00000000005B9000-memory.dmp

Filesize
36KB

Download
memory/208-47-0x00000000005B0000-0x00000000005B9000-memory.dmp

Filesize
36KB

Download
memory/4116-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4116-5-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download